Citrix ADC/Gateway/SD-WAN WANOP Disk Space allocation of resources

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
3.5	$0-$5k	0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Citrix ADC, Gateway and SD-WAN WANOP. The affected element is an unknown function of the component Disk Space Handler. This manipulation causes allocation of resources. This vulnerability is registered as CVE-2021-22919. No exploit is available.

Detailsinfo

A vulnerability has been found in Citrix ADC, Gateway and SD-WAN WANOP (Network Management Software) (affected version not known) and classified as problematic. Affected by this vulnerability is some unknown functionality of the component Disk Space Handler. The manipulation with an unknown input leads to a allocation of resources vulnerability. The CWE definition for the vulnerability is CWE-770. The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor. As an impact it is known to affect availability.

The weakness was published 08/06/2021 as CTX319135. It is possible to read the advisory at support.citrix.com. This vulnerability is known as CVE-2021-22919. The technical details are unknown and an exploit is not publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

Network Management Software

Vendor

Citrix

Name

License

commercial

Website

Vendor: https://www.citrix.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.5

VulDB Base Score: 3.5
VulDB Temp Score: 3.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Allocation of resources
CWE: CWE-770 / CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/06/2021 🔍
08/06/2021 +211 days 🔍
08/06/2021 +0 days 🔍
08/08/2021 +2 days 🔍

Sourcesinfo

Vendor: citrix.com

Advisory: CTX319135
Status: Confirmed

CVE: CVE-2021-22919 (🔍)
GCVE (CVE): GCVE-0-2021-22919
GCVE (VulDB): GCVE-100-180175

Entryinfo

Created: 08/06/2021 07:04
Updated: 08/08/2021 23:23
Changes: 08/06/2021 07:04 (37), 08/08/2021 23:23 (2)
Complete: 🔍
Cache ID: 216::103